Annotation of parser3/src/include/pa_request.h, revision 1.51
1.1 paf 1: /*
1.32 paf 2: Parser
3: Copyright (c) 2001 ArtLebedev Group (http://www.artlebedev.com)
1.36 paf 4: Author: Alexander Petrosyan <paf@design.ru> (http://design.ru/paf)
1.32 paf 5:
1.51 ! paf 6: $Id: pa_request.h,v 1.50 2001/03/13 17:54:13 paf Exp $
1.1 paf 7: */
8:
9: #ifndef PA_REQUEST_H
10: #define PA_REQUEST_H
11:
12: #include "pa_pool.h"
1.5 paf 13: #include "pa_hash.h"
1.7 paf 14: #include "pa_wcontext.h"
1.6 paf 15: #include "pa_value.h"
1.7 paf 16: #include "pa_stack.h"
1.12 paf 17: #include "pa_vclass.h"
1.45 paf 18: #include "pa_vobject.h"
1.47 paf 19: #include "pa_venv.h"
1.48 paf 20: #include "pa_vform.h"
1.44 paf 21:
1.7 paf 22: #ifndef NO_STRING_ORIGIN
1.40 paf 23: # define COMPILE_PARAMS \
24: const char *source, \
1.46 paf 25: VStateless_class *aclass, const String *name, \
26: VStateless_class *base_class, \
1.40 paf 27: const char *file
28: # define COMPILE(source, aclass, name, base_class, file) \
29: real_compile(source, aclass, name, base_class, file)
1.7 paf 30: #else
1.40 paf 31: # define COMPILE_PARAMS \
32: const char *source, \
1.46 paf 33: VStateless_class *aclass, const String *name, \
34: VStateless_class *base_class
1.40 paf 35: # define COMPILE(source, aclass, name, base_class, file) \
36: real_compile(source, aclass, name, base_class)
1.7 paf 37: #endif
1.4 paf 38:
1.39 paf 39: class Temp_lang;
1.1 paf 40:
1.7 paf 41: class Request : public Pooled {
1.39 paf 42: friend Temp_lang;
1.1 paf 43: public:
44:
1.50 paf 45: Request(Pool& apool,
46: String::Untaint_lang alang,
47:
48: char *adocument_root,
49: char *apage_filespec
50: );
1.3 paf 51: ~Request() {}
1.1 paf 52:
1.7 paf 53: // global classes
1.6 paf 54: Hash& classes() { return fclasses; }
55:
56: // core request processing
1.51 ! paf 57: char *core(
! 58: const char *sys_auto_path1,
! 59: const char *sys_auto_path2);
1.17 paf 60:
1.40 paf 61: void execute(const Array& ops);
62:
1.46 paf 63: VStateless_class *use_file(
1.40 paf 64: const char *file, bool fail_on_read_problem=true,
1.45 paf 65: const String *name=0,
1.46 paf 66: VStateless_class *base_class=0); // core.C
67: VStateless_class *use_buf(
1.40 paf 68: const char *source, const char *file,
1.46 paf 69: VStateless_class *aclass=0, const String *name=0,
70: VStateless_class *base_class=0); // core.C
1.40 paf 71: Value& process(
1.33 paf 72: Value& value,
1.37 paf 73: const String *name=0,
1.38 paf 74: bool intercept_string=true); // execute.C
1.28 paf 75:
76: void write(const String& astring) {
77: wcontext->write(astring, String::Untaint_lang::NO); // write(const) = clean
78: }
1.49 paf 79: void write_no_lang(String& astring) {
80: // appending, sure of clean string inside
81: wcontext->write(astring, String::Untaint_lang::NO);
82: }
1.22 paf 83:
1.40 paf 84: void write_assign_lang(Value& avalue) {
1.25 paf 85: // appending possible string, assigning untaint language
1.39 paf 86: wcontext->write(avalue, flang);
1.22 paf 87: }
1.40 paf 88: void write_pass_lang(Value& avalue) {
89: // appending possible string, passing language built into string being written
90: wcontext->write(avalue, String::Untaint_lang::PASS_APPENDED);
1.49 paf 91: }
92: void write_no_lang(Value& avalue) {
93: // appending sure value, no strings inside
94: wcontext->write(avalue, String::Untaint_lang::NO);
1.40 paf 95: }
1.43 paf 96:
97: void fail_if_junction_(bool is, Value& value, const String& method_name, char *msg);
1.22 paf 98:
1.42 paf 99: char *relative(const char *path, const char *file);
100: char *absolute(const char *name);
101:
1.17 paf 102: public:
1.22 paf 103:
104: // default base
105: VClass root_class;
1.48 paf 106: // $env:fields here
1.47 paf 107: VEnv env_class;
1.48 paf 108: // $form:elements here
109: VForm form_class;
1.17 paf 110:
1.22 paf 111: // contexts
112: Value *self, *root, *rcontext;
113: WContext *wcontext;
1.6 paf 114:
1.7 paf 115: private: // core data
1.6 paf 116:
117: // classes
118: Hash fclasses;
119:
1.7 paf 120: // execution stack
121: Stack stack;
122:
123: private: // compile.C
124:
1.46 paf 125: VStateless_class& real_compile(COMPILE_PARAMS);
1.7 paf 126:
127: private: // execute.C
128:
1.45 paf 129: char *execute_method(Value& aself, const Method& method, bool return_cstr);
130: char *execute_method(Value& aself, const String& method_name, bool return_cstr);
1.9 paf 131:
132: Value *get_element();
1.22 paf 133:
134: private: // lang&raw
135:
1.39 paf 136: String::Untaint_lang flang;
1.22 paf 137:
1.39 paf 138: private: // lang manipulation
1.22 paf 139:
1.39 paf 140: String::Untaint_lang set_lang(String::Untaint_lang alang) {
141: String::Untaint_lang result=flang;
142: flang=alang;
143: return result;
144: }
145: void restore_lang(String::Untaint_lang alang) {
146: flang=alang;
147: }
1.42 paf 148:
149: private: // web
150:
1.50 paf 151: const char *fdocument_root;
152: const char *fpage_filespec;
1.39 paf 153:
154: };
155:
156: class Temp_lang {
157: Request& frequest;
158: String::Untaint_lang saved_lang;
159: public:
160: Temp_lang(Request& arequest, String::Untaint_lang alang) :
161: frequest(arequest),
162: saved_lang(arequest.set_lang(alang)) {
163: }
164: ~Temp_lang() {
165: frequest.restore_lang(saved_lang);
166: }
1.4 paf 167: };
1.1 paf 168:
169: #endif
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